CN115415726B - Welding device for machining heat exchanger - Google Patents
Welding device for machining heat exchanger Download PDFInfo
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- CN115415726B CN115415726B CN202211373314.7A CN202211373314A CN115415726B CN 115415726 B CN115415726 B CN 115415726B CN 202211373314 A CN202211373314 A CN 202211373314A CN 115415726 B CN115415726 B CN 115415726B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/14—Heat exchangers
Abstract
The invention provides a welding device for processing a heat exchanger, which relates to the field of welding fixtures and comprises: the clamping module, the quantity of clamping module does not confine to two sets ofly, its quantity can increase and decrease, it does not have any linkage to have solved present by a plurality of welding jig, need adjust clamping state one by one just can realize the accurate clamping and the location to the heat transfer pipe and do not have the problem to the dynamics of clamping restriction structure, can unified control between the clamping module, the simple operation, the pine presss from both sides fast, work efficiency improves greatly, clamping module can also carry out spacingly to the biggest clamping dynamics simultaneously, avoid the heat transfer pipe to lead to damaging because the clamping dynamics is too big when clamping location, stable in use, the flexible operation, the biggest clamping dynamics between the different clamping modules simultaneously can independently be adjusted, each other does not disturb, thereby can adapt to the heat transfer pipe of different grade type, specification and carry out the clamping location, subsequent welding assembly processing operation has been made things convenient for.
Description
Technical Field
The invention relates to the technical field of welding fixtures, in particular to a welding device for machining a heat exchanger.
Background
The heat exchanger is a device for transferring heat from hot fluid to cold fluid, and is widely applied to daily life and various industries.
The existing welding clamp has the following problems:
1. because the heat exchange tube is designed in a zigzag manner, a plurality of welding clamps are needed to realize stable fixation of the heat exchange tube, no linkage exists among the welding clamps, the clamping state needs to be adjusted one by one to realize accurate clamping and positioning of the heat exchange tube, and the steps are complex and the use is troublesome;
2. because the pipe wall of heat exchange tube is thinner, and welding jig does not have the structure to the restriction of clamping force, lead to easily because the too big heat exchange tube of damage of clamping force when fixing a position heat exchange tube, lead to the heat exchange tube to be crowded flat, warp, influence follow-up assembly and use, stability and flexibility are extremely poor.
Disclosure of Invention
In view of the above, the invention provides a welding device for heat exchanger processing, which is provided with clamping modules, wherein the number of the clamping modules can be increased or decreased according to actual use requirements, so that clamping and positioning use of each pipeline of a heat exchange tube are realized, unified control can be realized among the clamping modules, the operation is convenient and fast, the loosening and clamping are fast, the working efficiency is greatly improved, meanwhile, the clamping modules can limit the maximum clamping force, damage of the heat exchange tube due to overlarge clamping force during clamping and positioning is avoided, the use is stable, the operation is flexible, meanwhile, the maximum clamping force among different clamping modules can be independently adjusted and does not interfere with each other, so that the welding device can be suitable for clamping and positioning heat exchange tubes of different types and specifications, the subsequent welding assembly processing operation is facilitated, and the flexibility, the adaptability and the practicability are extremely strong.
The invention provides a welding device for processing a heat exchanger, which specifically comprises: the base assembly comprises a fixed base and an operating rod, and the operating rod is rotatably connected to the inside of the side surface of the fixed base; the clamping modules comprise mounting mechanisms, moving mechanisms and adjusting mechanisms, two groups of clamping modules are arranged in the base assembly, the number of the clamping modules is not limited to two groups, and the number of the clamping modules can be increased or decreased; the mounting mechanism comprises a mounting seat, a fixing clamping block, a driving rod and a positioning bolt, the mounting seat is inserted in the fixing base, the fixing clamping block is fixedly mounted on the side face of the top of the mounting seat, the driving rod is rotatably connected in the mounting seat, a stud of the positioning bolt penetrates through a side plate of the fixing base, and the stud of the positioning bolt is screwed on the side face of the mounting seat through threads; the movable mechanism comprises a function seat, a movable clamping block, an adapting block, a limiting block and a control cylinder, the function seat is inserted in the installation seat, the movable clamping block is inserted in the function seat, the adapting block is inserted in the function seat, the limiting block is inserted in the function seat, and the control cylinder is rotatably connected in the function seat; the adjusting mechanism comprises an adjusting rod and a control pressure plate, the adjusting rod is rotatably connected inside the function seat, and the control pressure plate is inserted inside the function seat.
Furthermore, the side of action bars is equipped with the synchronizing bar, and the body of rod cross-section of synchronizing bar is regular polygon, and the inside of actuating lever is equipped with the synchronization groove, and the synchronizing bar is pegged graft in the inside of synchronization groove.
Furthermore, the outside of the rod body of the driving rod is provided with threads, and the driving rod is screwed in the control barrel through the threads of the rod body.
Furthermore, the outside of control section of thick bamboo is equipped with the constant head tank, and the bottom that adapts to the piece is equipped with the location dog, and the location dog is pegged graft in the inside of constant head tank.
Furthermore, a linkage rod is arranged at the top of the adapting block, an inclined linkage groove is formed in the side face of the movable clamping block, and the linkage rod is inserted into the linkage groove.
Furthermore, the cross section of the plate body of the control pressure plate is in a regular polygon shape, a track groove is formed in the functional base, and the control pressure plate is inserted in the track groove.
Furthermore, the outside of the rod body of adjusting the pole is equipped with the screw thread, and adjusts the pole and twist through the screw thread and connect in the inside of control pressure disk, and the outside of the rod body of adjusting the pole has cup jointed pressure top spring, and the both ends of pressure top spring fixed connection respectively is in the side of control pressure disk and the side of activity clamp splice.
Furthermore, a unidirectional tooth socket is arranged outside the cylinder body of the control cylinder, unidirectional clamping teeth are arranged at the bottom of the limiting block, the cross sections of the unidirectional clamping teeth and the single tooth socket of the unidirectional tooth socket are both right-angled triangles, and the unidirectional clamping teeth are clamped with the straight edges of the tooth sockets of the unidirectional tooth socket.
Furthermore, a reset top spring is arranged at the top of the limiting block, and two ends of the reset top spring are fixedly connected to the inside of the limiting block and the inside of the functional seat respectively.
Advantageous effects
1. The device is when using, the clamping module set up quantity and can increase and decrease according to the in-service use demand, thereby the clamping and the location use of each pipeline to the heat exchange tube have been realized, and can unified control between the clamping module, the simple operation, the pine presss from both sides fast, work efficiency improves greatly, clamping module can also carry on spacingly to the biggest centre gripping dynamics simultaneously, avoid the heat exchange tube to lead to damaging because the centre gripping dynamics is too big when the clamping is fixed a position, the use is stable, the flexible operation, simultaneously the biggest centre gripping dynamics between the different clamping module can independently be adjusted, each other noninterference, thereby can adapt to different grade type, the heat exchange tube of specification carries out the clamping location, subsequent welding assembly processing operation has been made things convenient for, the flexibility of the device has been improved, adaptability and practicality.
2. The device's action bars can the processing action of all centre gripping modules of synchro control, when corotation action bars, the synchronizing bar of action bars can drive the actuating lever through the synchronizing groove and rotate, because when reset state and normal clamping state (the centre gripping dynamics does not reach the maximum dynamics of settlement), the pressure overhead spring can outwards push up movable clamp splice, thereby the gangbar is located the bottom in gangbar groove this moment and makes the location dog of adaptation piece peg graft in the inside of constant head tank, the control section of thick bamboo can't rotate this moment, thereby can drive movable mechanism to the direction removal that is close to fixed clamp splice under the mating action of body of rod screw thread and control section of thick bamboo when the actuating lever rotates, the centre gripping location of realization heat exchange pipeline uses, high durability and convenient use, when the action bars reversal under normal clamping state, the action bars can drive the actuating lever reversal equally, the unable rotation of control section of thick bamboo, thereby realized moving movable mechanism to the direction removal of keeping away from fixed clamp splice, thereby realized unclamping the function of the heat exchange pipeline by the centre gripping location, and convenient operation.
3. The device can limit the maximum clamping force of the clamping module, so that the problem that a heat exchange pipeline is damaged due to the fact that the clamping force is too large is avoided, when the device clamps the heat exchange pipe, the movable clamping block can not continuously follow the function base to move towards the direction close to the fixed clamping block by abutting against the outer wall of the heat exchange pipe, the function base can continuously move to compress a pressure top spring to increase the clamping and positioning force of the heat exchange pipe, meanwhile, the movable clamping block can not move to enable the function base to move towards the direction close to the fixed clamping block, the linkage groove can drive the adaptive block to move upwards through the linkage rod, the positioning block deviates from the inside of the positioning groove when the set maximum clamping force is reached, therefore, the control cylinder can idle along with the driving rod, meanwhile, the bevel edges of the one-way clamping teeth and the tooth grooves are extruded to avoid the device which cannot be clamped, the control cylinder can realize positioning of the current use positions of the control cylinder and the function base under the thread matching effect of the driving rod, a stable clamping and positioning state is kept, and stable in use.
4. The biggest centre gripping dynamics of centre gripping module can be adjusted through adjustment mechanism, can adapt to the different grade type, the heat exchange tube of specification carries out clamping location and welding assembly processing operation, when rotating the regulation pole, it can drive the control pressure disk through body of rod screw and remove to adjust the pole, the control pressure disk can change the initial compression length of pressure top spring when removing, the clamping dynamics to the heat exchange tube that the movable clamp splice obtained through pressure top spring when triggering protect function (control a section of thick bamboo idle running promptly) has been changed promptly, and is convenient to adjust, and is flexible to use, and adaptability is extremely strong.
5. The device possesses protect function's characteristic and makes different centre gripping modules can the different pipe diameters of synchronous cooperation centre gripping heat exchange tube, through setting up corresponding biggest centre gripping dynamics, reach the control cylinder idle running of the centre gripping module of the biggest centre gripping dynamics and the service position of locate function seat, the centre gripping module that does not reach the biggest centre gripping dynamics still continues to carry out the clamping to the heat exchange tube, thereby realized that different centre gripping modules can the different pipe diameters of synchronous cooperation centre gripping function, stable in use, adaptability is extremely strong.
6. When being in under the protection state, the function of unclamping the heat exchange tube of clamping location still can be realized to the reversal action bars, when the reversal action bars under the protection state, because the mutual joint of the straight flange of the one-way latch of restriction piece and the one-way tooth's socket of control section of thick bamboo makes the control section of thick bamboo unable reversal all the time, thereby when being in the reversal action bars under the protection state, the synchronous reversal of actuating lever still can drive the moving mechanism through body of rod screw to remove towards the direction of keeping away from fixed clamp splice, realize loosening the function of heat exchange tube, stable in use, and when continuing corotation action bars thereafter, the adaptation piece still can be in the pressure spring top drives the inside that the movable clamp splice resets and reinsert the location dog to the constant head tank through the coordinated action of linkage groove and gangbar inside and make the unable rotation of control section of thick bamboo, realize the clamping operation, high durability and convenient use are nimble.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.
The drawings in the following description relate to only some embodiments of the invention and are not intended to limit the invention.
In the drawings:
fig. 1 is a schematic view of the overall structure of the present invention.
Fig. 2 is a schematic view of the internal structure of the present invention.
Fig. 3 is a schematic structural view of the base assembly of the present invention after disassembly.
FIG. 4 is a schematic view of the disassembled mounting mechanism of the present invention.
Fig. 5 is a structural schematic diagram of the movable mechanism and the adjusting mechanism of the invention after disassembly.
Fig. 6 is a schematic view of the structure of the control cylinder of the present invention.
Fig. 7 is a schematic structural diagram of the interior of the clamping module after the maximum clamping force is achieved and the operating rod still rotates forward.
Fig. 8 is a schematic structural view of the present invention for clamping and positioning the same heat exchange tube with different tube diameters.
Fig. 9 is an enlarged structural view of a portion a in fig. 2 according to the present invention.
Fig. 10 is an enlarged structural view of the portion B in fig. 7 according to the present invention.
List of reference numerals
1. A base assembly; 101. a fixed base; 102. an operating lever; 1021. a synchronization lever; 2. an installation mechanism; 201. a mounting base; 202. fixing the clamping block; 203. a drive rod; 2031. a synchronization slot; 204. positioning the bolt; 3. a movable mechanism; 301. a functional seat; 3011. a track groove; 302. a movable clamping block; 3021. a linkage groove; 303. an adaptation block; 3031. positioning a stop block; 3032. a linkage rod; 304. a limiting block; 3041. one-way latch; 3042. resetting a top spring; 305. a control cylinder; 3051. positioning a groove; 3052. a unidirectional tooth slot; 4. an adjustment mechanism; 401. adjusting a rod; 4011. a pressure spring; 402. and controlling the pressure plate.
Detailed Description
In order to make the objects, solutions and advantages of the technical solutions of the present invention clearer, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of specific embodiments of the present invention. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference numerals in the drawings denote like elements.
Example (b): please refer to fig. 1 to 10:
the invention provides a welding device for processing a heat exchanger, which comprises a base assembly 1, wherein the base assembly 1 comprises a fixed base 101 and an operating rod 102, and the operating rod 102 is rotatably connected to the inside of the side surface of the fixed base 101; the clamping modules comprise an installation mechanism 2, a movable mechanism 3 and an adjusting mechanism 4, two groups of clamping modules are arranged in the base assembly 1, the number of the clamping modules is not limited to two groups, and the number of the clamping modules can be increased or decreased; the mounting mechanism 2 comprises a mounting seat 201, a fixing clamping block 202, a driving rod 203 and a positioning bolt 204, the mounting seat 201 is inserted in the fixing base 101, the fixing clamping block 202 is fixedly mounted on the side surface of the top of the mounting seat 201, the driving rod 203 is rotatably connected in the mounting seat 201, a stud of the positioning bolt 204 penetrates through a side plate of the fixing base 101, and a stud of the positioning bolt 204 is screwed on the side surface of the mounting seat 201 through threads; the movable mechanism 3 comprises a function seat 301, a movable clamping block 302, an adapting block 303, a limiting block 304 and a control cylinder 305, wherein the function seat 301 is inserted in the installation seat 201, the movable clamping block 302 is inserted in the function seat 301, the adapting block 303 is inserted in the function seat 301, the limiting block 304 is inserted in the function seat 301, and the control cylinder 305 is rotatably connected in the function seat 301; the adjusting mechanism 4 comprises an adjusting rod 401 and a control pressure plate 402, the adjusting rod 401 is rotatably connected inside the function base 301, and the control pressure plate 402 is inserted inside the function base 301.
Wherein, the side of the operation rod 102 is provided with a synchronization rod 1021, and the cross section of the rod body of the synchronization rod 1021 is a regular polygon, the inside of the driving rod 203 is provided with a synchronization groove 2031, the synchronization rod 1021 is inserted into the synchronization groove 2031, in use, the operation rod 102 can synchronously control the processing action of all clamping modules, when the operation rod 102 is rotated forward, the synchronization rod 1021 of the operation rod 102 can drive the driving rod 203 to rotate through the synchronization groove 2031, because in the reset state and the normal clamping state (i.e. the clamping force does not reach the set maximum force), the pressure top spring 4011 can push the movable clamping block 302 outwards, the top of the adaptation block 303 is provided with a linkage rod 3032, and the side of the movable clamping block 302 is provided with an inclined linkage groove 3021, the linkage rod 3032 is inserted into the linkage groove 3021, the outside of the control barrel 305 is provided with a positioning block 3031, and the bottom of the adaptation block 303 is provided with a positioning block 3031, the positioning block 3031 is inserted into the positioning block 3051, thereby the linkage 3032 is positioned in the bottom of the linkage groove 3021 so that the positioning block 303 is inserted into the positioning barrel 305, when the movable clamping block 202 is rotated in the direction, thereby the heat exchange rod 202, when the heat exchange rod 202 is rotated, the heat exchange rod 202, the heat exchange tube can be realized by the heat exchange tube 203, the heat exchange tube 202, and the heat exchange tube can be driven by the heat exchange tube 203, and the heat exchange tube 202, and the heat exchange tube can be clamped by the heat exchange tube 203, thereby, the heat exchange tube can be conveniently moved backward, the operation is convenient.
The device comprises a rod body of an adjusting rod 401, wherein threads are arranged on the outside of the rod body of the adjusting rod 401, the adjusting rod 401 is screwed in a control pressure plate 402 through threads, a pressure top spring 4011 is sleeved on the outside of the rod body of the adjusting rod 401, two ends of the pressure top spring 4011 are fixedly connected to the side face of the control pressure plate 402 and the side face of a movable clamping block 302 respectively, in use, the device can limit the maximum clamping force of a clamping module, so that the problem that a heat exchange pipeline is damaged due to overlarge clamping force is avoided, when the device clamps the heat exchange pipe, the movable clamping block 302 abuts against the outer wall of the heat exchange pipe, so that the movable clamping block 302 cannot continuously move along the direction close to a fixed clamping block 202 along with the function seat 301, at the moment, the function seat 301 can continuously move to compress the pressure top spring 4011 to increase the clamping force of the heat exchange pipe, meanwhile, the movable clamping block 302 cannot move so that the function seat 301 moves along the direction close to the fixed clamping block 202, a linkage groove 3021 can drive an adaptive block 303 to be driven by a linkage rod 3032 to drive rod 3032 to move upwards, when the maximum clamping force reaches the set maximum clamping force, the positioning block 3031, so that the inside of a positioning block 3051 can follow the control cylinder 305, and the drive rod can not stably press the driving rod and can stably press the driving rod and stably press the driving rod without the driving rod 305 and stably matching with the control cylinder 3051, and the control cylinder 3052, and the control cylinder 305.
Wherein, the disk body cross sectional shape of control pressure disk 402 is regular polygon, and the inside of function seat 301 is equipped with track groove 3011, control pressure disk 402 is pegged graft in track groove 3011's inside, in use, track groove 3011 can restrict the unable rotation of control pressure disk 402, thereby the biggest centre gripping dynamics of centre gripping module can be adjusted through adjustment mechanism 4, can adapt to the different grade type, the heat exchange tube of specification carries out clamping location and welding assembly processing operation, when rotating regulation pole 401, it moves to adjust pole 401 through body of rod screw drive control pressure disk 402, control pressure disk 402 can change the initial compression length of pressure top spring 4011 when moving, changed promptly when triggering protection function (being control section of thick bamboo 305 idle running) the clamping dynamics of heat exchange tube that movable clamp piece 302 obtained through pressure top spring 4011, convenient regulation, it is flexible to use, adaptability is extremely strong.
Wherein, the device has the characteristic of protection function, so that different clamping modules can synchronously cooperate with and clamp heat exchange tubes with different tube diameters, the control cylinder 305 of the clamping module with the maximum clamping force idles and positions the use position of the functional seat 301 by setting the corresponding maximum clamping force, the clamping module that does not reach the biggest centre gripping dynamics still continues to carry out the clamping to the heat exchange pipe to realized that different clamping module can the function of the heat exchange pipe of the different pipe diameters of synchronous fit centre gripping, it is stable to use, and adaptability is extremely strong
The outside of the barrel body of the control barrel 305 is provided with a unidirectional tooth socket 3052, the bottom of the limiting block 304 is provided with a unidirectional tooth 3041, the cross-sectional shapes of single tooth sockets of the unidirectional tooth socket 3052 and the unidirectional tooth socket 3041 are both right-angled triangles, and the unidirectional tooth 3041 is clamped with a tooth socket straight edge of the unidirectional tooth socket 3052, in use, when the control barrel is in a protection state, the reverse rotation operating rod 102 can still realize the function of loosening a clamped and positioned heat exchange tube, when the operating rod 102 is reversed in the protection state, the top of the limiting block 304 is provided with a return top spring 3042, and two ends of the return top spring 3042 are respectively and fixedly connected inside the limiting block 304 and inside the functional seat 301, because the unidirectional tooth 3041 of the limiting block 304 is clamped with the straight edge of the tooth socket 3052 of the control barrel 305 under the action of the return top spring 3042, the control barrel 305 cannot be always reversed, when the operating rod 102 is reversed, the driving rod 203 can synchronously reverse rotation driving the movable mechanism 3 to move towards the direction far away from the fixed clamping block 202, so as to realize the loosening function, and the control barrel 305 can still drive the movable rod 3031 to be matched with the return top spring 3031 under the linkage operating rod 3031, and the linkage rod 3031 to be conveniently and the clamping block 3031 can be matched with the clamp block 4011 under the action.
The specific use mode and function of the embodiment are as follows: in the invention, according to the actual processing requirement of the heat exchange tube, a proper number of clamping modules are selected and inserted into the fixed base 101, the synchronizing rods 1021 are sequentially inserted into the synchronizing grooves 2031 of the driving rods 203 of all the clamping modules, the using positions of the clamping modules are adjusted and positioned through the positioning bolts 204, and then the operating rods 102 can synchronously control the processing actions of all the clamping modules, when the operating rods 102 are rotated forwardly, the synchronizing rods 1021 of the operating rods 102 can drive the driving rods 203 to rotate through the synchronizing grooves 2031, because the pressure top spring 4011 can push the movable clamping block 302 outwards in the resetting state and the normal clamping state (namely the clamping force does not reach the set maximum force), the linkage rod 3032 is positioned at the bottom of the linkage groove 3021 at the moment, so that the positioning block 3031 of the adaptive block 303 is inserted into the positioning groove 3051, and the control cylinder 305 cannot rotate at the moment, therefore, when the driving rod 203 rotates, the movable mechanism 3 can be driven to move towards the direction close to the fixed clamping block 202 through the matching action of the rod body threads and the control cylinder 305, the heat exchange pipeline can be clamped and positioned, the use is convenient and flexible, when the operating rod 102 rotates reversely under a normal clamping state, the operating rod 102 can also drive the driving rod 203 to rotate reversely, the control cylinder 305 cannot rotate, the movable mechanism 3 can be moved towards the direction far away from the fixed clamping block 202, the function of loosening the clamped and positioned heat exchange pipeline is realized, the device can limit the maximum clamping force of a clamping module, the problem that the heat exchange pipeline is damaged due to overlarge clamping force is avoided, when the device clamps the heat exchange pipe, the movable clamping block 302 abuts against the outer wall of the heat exchange pipe, so that the movable clamping block 302 cannot continuously move towards the direction close to the fixed clamping block 202 along with the function seat 301, at this time, the function seat 301 continues to move to compress the pressure top spring 4011 to increase the clamping and positioning force for the heat exchange tube, and meanwhile, the movable clamping block 302 cannot move to enable the function seat 301 to move towards the direction close to the fixed clamping block 202, the linkage groove 3021 can drive the adaptive block 303 to move upwards through the linkage rod 3032, when the set maximum clamping force is reached, the positioning block 3031 is separated from the inside of the positioning groove 3051, so that the control cylinder 305 can idle along with the driving rod 203, and simultaneously the tooth grooves of the unidirectional tooth 3041 and the unidirectional tooth groove 3052 are mutually squeezed to avoid a non-clamping device, and the control cylinder 305 realizes the positioning of the current use position of the control cylinder 305 and the function seat 301 under the screw-thread cooperation action of the driving rod 203, so as to maintain a stable clamping and positioning state, according to the actual processing requirements, the maximum clamping force of the clamping module is adjusted, the adjusting rod 401 is rotated, the adjusting rod 401 can drive the control pressure plate 402 to move through the screw thread of the rod body, the control pressure top spring 4011 can change the initial compression length of the pressure top spring 4011 when the control pressure plate 402 moves, namely, so that the heat exchange tube clamping function seat 305 can still reach the maximum clamping force when the protection function is triggered, and the heat exchange tube clamping function clamp module, so that the heat exchange module can be released, and the heat exchange tube clamping module can be synchronously operated under the clamping function, and the heat exchange module can be released, and the heat exchange tube clamping module can be simultaneously, when the operating rod 102 is reversely rotated in a protection state, the straight edges of the tooth grooves of the unidirectional tooth groove 3041 of the limiting block 304 and the unidirectional tooth groove 3052 of the control cylinder 305 are clamped with each other, so that the control cylinder 305 cannot be reversely rotated all the time, when the operating rod 102 is reversely rotated in the protection state, the driving rod 203 can still be synchronously reversely rotated and still can drive the movable mechanism 3 to move towards the direction away from the fixed clamping block 202 through the rod body threads, the function of loosening the heat exchange tube is realized, the operation is stable, and when the operating rod 102 is continuously forwardly rotated afterwards, the adapting block 303 can still reinsert the positioning block 3031 into the positioning groove 3051 through the cooperation of the linkage groove 3021 and the linkage rod 3032 in the action of driving the movable clamping block 302 by the pressure jacking spring 4011, so that the control cylinder 305 cannot rotate, the clamping operation is realized, when all the clamping modules need to be adjusted to the maximum clamping distance, the clamping modules firstly forwardly rotated operating rod 102 until all the clamping modules are adjusted to the minimum clamping distance (due to the existence of the protection function, the clamping modules can automatically trigger the protection function, so that all the clamping modules can be adjusted to the minimum clamping distance, and then the clamping modules can be restored to the maximum clamping distance).
Finally, it should be noted that, when describing the positions of the components and the matching relationship therebetween, the present invention is usually illustrated by one/a pair of components, however, it should be understood by those skilled in the art that such positions, matching relationship, etc. are also applicable to other/other pairs of components.
The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.
Claims (2)
1. A welding device for machining a heat exchanger is characterized by comprising: the base assembly (1), the base assembly (1) includes a fixed base (101) and an operating rod (102), the operating rod (102) is rotatably connected to the inside of the side surface of the fixed base (101); the clamping module consists of an installation mechanism (2), a movable mechanism (3) and an adjusting mechanism (4), two groups of clamping modules are arranged in the base assembly (1), the number of the clamping modules is not limited to two groups, and the number of the clamping modules can be increased or decreased; the mounting mechanism (2) comprises a mounting seat (201), a fixing clamping block (202), a driving rod (203) and a positioning bolt (204), the mounting seat (201) is inserted into the fixing base (101), the fixing clamping block (202) is fixedly mounted on the side face of the top of the mounting seat (201), the driving rod (203) is rotatably connected into the mounting seat (201), a stud of the positioning bolt (204) penetrates through a side plate of the fixing base (101), and the stud of the positioning bolt (204) is screwed on the side face of the mounting seat (201) through threads; the movable mechanism (3) comprises a function seat (301), a movable clamping block (302), an adapting block (303), a limiting block (304) and a control cylinder (305), the function seat (301) is inserted in the installation seat (201), the movable clamping block (302) is inserted in the function seat (301), the adapting block (303) is inserted in the function seat (301), the limiting block (304) is inserted in the function seat (301), and the control cylinder (305) is rotatably connected in the function seat (301); the adjusting mechanism (4) comprises an adjusting rod (401) and a control pressure plate (402), the adjusting rod (401) is rotatably connected inside the function seat (301), and the control pressure plate (402) is inserted inside the function seat (301);
a synchronous rod (1021) is arranged on the side surface of the operating rod (102), the cross section of the rod body of the synchronous rod (1021) is a regular polygon, a synchronous groove (2031) is formed in the driving rod (203), and the synchronous rod (1021) is inserted into the synchronous groove (2031);
a positioning groove (3051) is formed in the outer portion of the control barrel (305), a positioning stop block (3031) is arranged at the bottom of the adapting block (303), and the positioning stop block (3031) is inserted into the positioning groove (3051);
the top of the adaptation block (303) is provided with a linkage rod (3032), the side surface of the movable clamping block (302) is provided with an inclined linkage groove (3021), and the linkage rod (3032) is inserted in the linkage groove (3021);
the outer part of the rod body of the adjusting rod (401) is provided with threads, the adjusting rod (401) is screwed in the control pressure plate (402) through the threads, the outer part of the rod body of the adjusting rod (401) is sleeved with a pressure jacking spring (4011), and two ends of the pressure jacking spring (4011) are fixedly connected to the side surface of the control pressure plate (402) and the side surface of the movable clamping block (302) respectively;
the outside of the cylinder body of the control cylinder (305) is provided with a unidirectional tooth socket (3052), the bottom of the limiting block (304) is provided with a unidirectional latch (3041), the cross sections of single tooth sockets of the unidirectional latch (3041) and the unidirectional tooth socket (3052) are both right-angled triangles, and the unidirectional latch (3041) is in straight-side clamping connection with the tooth socket of the unidirectional tooth socket (3052);
the top of the limiting block (304) is provided with a reset top spring (3042), and two ends of the reset top spring (3042) are respectively and fixedly connected to the inside of the limiting block (304) and the inside of the function seat (301);
the outside of the rod body of the driving rod (203) is provided with threads, and the driving rod (203) is screwed in the control barrel (305) through the threads of the rod body.
2. The welding device for processing the heat exchanger as recited in claim 1, wherein: the cross section of the control pressure plate (402) is in the shape of a regular polygon, a track groove (3011) is formed in the function base (301), and the control pressure plate (402) is inserted into the track groove (3011).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211373314.7A CN115415726B (en) | 2022-11-04 | 2022-11-04 | Welding device for machining heat exchanger |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211373314.7A CN115415726B (en) | 2022-11-04 | 2022-11-04 | Welding device for machining heat exchanger |
Publications (2)
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| CN115815775B (en) * | 2023-02-14 | 2023-05-09 | 河南东方新能源有限公司 | Automatic lithium battery cap assembling machine |
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| US6687995B1 (en) * | 1999-05-18 | 2004-02-10 | Erbslöh Ag | Heat exchanger and method for producing a heat exchanger |
| CN211540101U (en) * | 2019-12-20 | 2020-09-22 | 无锡市宝达塑管熔接设备有限公司 | Elbow welding device suitable for processing of water heating pipe fittings |
| CN113594081A (en) * | 2021-07-28 | 2021-11-02 | 深圳市元众实业有限公司 | LED packaging structure of high-brightness liquid crystal display screen |
| CN216706516U (en) * | 2022-01-04 | 2022-06-10 | 开平市任达电器实业有限公司 | Automatic welding device for indoor final assembly cabinet rack |
| CN114850530A (en) * | 2022-07-07 | 2022-08-05 | 南通东之杰智能装备有限公司 | Boring device for maintaining constructional engineering mechanical parts |
| CN114871678A (en) * | 2022-07-01 | 2022-08-09 | 南通帕沃机械有限公司 | Welding fixing device for manufacturing metal structure |
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6687995B1 (en) * | 1999-05-18 | 2004-02-10 | Erbslöh Ag | Heat exchanger and method for producing a heat exchanger |
| CN211540101U (en) * | 2019-12-20 | 2020-09-22 | 无锡市宝达塑管熔接设备有限公司 | Elbow welding device suitable for processing of water heating pipe fittings |
| CN113594081A (en) * | 2021-07-28 | 2021-11-02 | 深圳市元众实业有限公司 | LED packaging structure of high-brightness liquid crystal display screen |
| CN216706516U (en) * | 2022-01-04 | 2022-06-10 | 开平市任达电器实业有限公司 | Automatic welding device for indoor final assembly cabinet rack |
| CN114871678A (en) * | 2022-07-01 | 2022-08-09 | 南通帕沃机械有限公司 | Welding fixing device for manufacturing metal structure |
| CN114850530A (en) * | 2022-07-07 | 2022-08-05 | 南通东之杰智能装备有限公司 | Boring device for maintaining constructional engineering mechanical parts |
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